Axcelis (ACLS) SVP Interim CFO Ryzhik reports 7,142-share stake

Rhea-AI Filing Summary

Axcelis Technologies Senior Vice President and Interim CFO David Ryzhik filed an initial ownership report showing direct holdings of 7,142 shares of common stock as of March 12, 2026. Of these, 6,349 shares are issuable upon vesting of restricted stock units granted under the 2012 Equity Incentive Plan and remain subject to forfeiture.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Ryzhik David

Role SVP Interim CFO

Type	Security	Shares	Price	Value
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 7,142 shares (Direct)

Footnotes (1)

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Understanding Insider Trading Forms →

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Ryzhik David

(Last) (First) (Middle)

108 CHERRY HILL DRIVE

(Street)

BEVERLY MASSACHUSETTS 01915

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/12/2026

3. Issuer Name and Ticker or Trading Symbol
AXCELIS TECHNOLOGIES INC [ ACLS ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP Interim CFO

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	7,142(1)	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Of the shares held as of March 12, 2026, 6,349 were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture.

	/s/ Eileen J. Evans, Attorney-in-Fact	03/24/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)

FAQ

What does the Axcelis Technologies (ACLS) Form 3 filing for David Ryzhik show?

The Form 3 shows SVP and Interim CFO David Ryzhik directly holding 7,142 Axcelis common shares as of March 12, 2026. It is an initial ownership report, not a buy or sell transaction.

How many Axcelis (ACLS) shares held by David Ryzhik are restricted stock units?

Of the 7,142 shares reported for David Ryzhik, 6,349 are issuable upon vesting of restricted stock units. These units were granted under the 2012 Equity Incentive Plan and are subject to potential forfeiture.

Is the Axcelis (ACLS) Form 3 for David Ryzhik a purchase or sale of stock?

The Form 3 for David Ryzhik does not record a purchase or sale. It is an initial statement of beneficial ownership, listing his existing 7,142-share position rather than reporting new trading activity.

What plan governs David Ryzhik’s restricted stock units in Axcelis (ACLS)?

David Ryzhik’s 6,349 restricted stock units were granted under Axcelis Technologies’ 2012 Equity Incentive Plan. These units may convert into common shares upon vesting, but they are currently subject to forfeiture conditions.

Are all of David Ryzhik’s reported Axcelis (ACLS) shares fully vested?

Not all reported shares are fully vested. While 7,142 shares are shown as held, 6,349 of these are tied to restricted stock units that vest over time and can be forfeited if conditions are not met.